Psychometrics
Edit Watch this page Read in another language Psychometrics Page issues Edit Watch this page Read in another language Psychometrics Page issues Not to be confused with psychrometrics , the measurement of the heat and water vapor properties of air. For other uses of this term and similar terms, see Psychometry (disambiguation) . Psychometrics is a field of study concerned with the theory and technique of psychological measurement . As defined by National Council on Measurement in Education (NCME), psychometrics refers to psychological measurement. Generally, it refers to the field in psychology and education that is devoted to testing, measurement, assessment, and related activities. [1] The field is concerned with the objective measurement of skills and knowledge, abilities, attitudes, personality traits , and educational achievement . Some psychometric researchers focus on the construction and validation of assessment instruments such as question